Current Sea Water Temperature:
+66.0°F
| Maximum Sea Water Temperature in April: | 69.6°F |
| Minimum Sea Water Temperature in April: | 49.4°F |
| Average water temperature in April: | 59.1°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| April 23 | 66.0°F | April 18 | 62.6°F |
| April 22 | 66.0°F | April 17 | 60.4°F |
| April 21 | 67.0°F | April 16 | 60.4°F |
| April 20 | 67.2°F | April 15 | 61.8°F |
| April 19 | 64.6°F | April 14 | 62.2°F |
When is the Warmest Sea for Nantong?
According to our data for the last three years for Nantong the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Nantong was 91.7°F. The maximum and minimum values were 88.8°F and 95.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Nantong was 88.2°F. The maximum and minimum values were 84.8°F and 90.0°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Nantong was 89.0°F. The maximum and minimum values were 83.4°F and 92.8°F respectively.
China Resorts:
NAME
F°
| Beidaihe |  |
+52 |
| Beijing |  |
+64 |
| Dadunhai | |
+78 |
| Dalian | |
+52 |
| Guangzhou |  |
+72 |
| Haikou | |
+78 |
| Hainan | |
+76 |
| Hong Kong |  |
+74 |
| Macau | |
+74 |
| Quingdao | |
+56 |
| Sanya | |
+78 |
| Shanghai | |
+52 |
| Shenzhen | |
+74 |
| Weihai | |
+52 |
| Yalong Bay | |
+78 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Nantong
Local time: 02:18
24 apr, friday
| 0300 |  |
48°F | SE 7 mph |
| 0600 |  |
48°F | SE 6 mph |
| 0900 | |
60°F | S 6 mph |
| 1200 | |
68°F | SW 5 mph |
| 1500 | |
70°F | SW 6 mph |
| 1800 | |
62°F | W 8 mph |
| 2100 | |
56°F | W 7 mph |
25 apr, saturday
| 0000 |  |
54°F | NW 7 mph |